package mrh.niubi.librarysystem.service;

import mrh.niubi.librarysystem.pojo.Borrower;
import mrh.niubi.librarysystem.pojo.UserBean;

public interface UserService {

    UserBean findById(String id);
    int insertUser(UserBean newuser);

    int delUserByUsername(String username);

    int editUser(UserBean user);

}
